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Mental counters as an online tool for assessing working memory capacity.

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This study introduces a new online Mental Counters task to measure working memory capacity (WMC). The 10-minute assessment demonstrates reliability and validity for remote data collection.

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Area of Science:

  • Cognitive Psychology
  • Psychometrics

Background:

  • Working memory capacity (WMC) is crucial for cognitive functions and predicting psychological outcomes.
  • Traditional WMC assessments face limitations in sample diversity and accessibility.
  • The COVID-19 pandemic highlighted the need for reliable remote cognitive assessments.

Purpose of the Study:

  • To develop and validate a new online version of the Mental Counters task.
  • To provide a brief (10-minute) and accessible measure of WMC.
  • To assess the reliability and convergent validity of the online task.

Main Methods:

  • Development of an online Mental Counters task.
  • Data collection from a diverse sample via remote assessment.
  • Statistical analysis of reliability (e.g., internal consistency) and convergent validity.

Main Results:

  • The online Mental Counters task showed good reliability.
  • The task demonstrated convergent validity with established WMC measures like Picture Span and Paper Folding.
  • The online format facilitates broader and more diverse data collection.

Conclusions:

  • The online Mental Counters task is a reliable and valid tool for assessing WMC.
  • This digital approach overcomes limitations of traditional in-person assessments.
  • The task is suitable for remote, large-scale data collection in cognitive research.